Resistance of varieties derived from Oryza sativa/Oryza officinalis to brown planthopper in the Mekong Delta, Vietnam

This article 'Resistance of varieties derived from Oryza sativa/Oryza officinalis to brown planthopper in the Mekong Delta, Vietnam' appeared in the International Rice Research Notes series, created by the International Rice Research Institute (IRRI) to expedite communication among scientists concerned with the development of improved technology for rice and rice-based systems. The series is a mechanism to help scientists keep each other informed of current rice research findings. The concise scientific notes are meant to encourage rice scientists to communicate with one another to obtain details on the research reported